package kr.co.hanbit;

public class MyMath2 {
	long a,b ; 
	long add()
		{
		return a+b;
		
		
		}
	

	static long add (long a,long b){
		
		return a+b;
		
		
	}
	
	public static void main(String[] args) {
		System.out.println(MyMath2.add(200L,100L));
		MyMath2 mm = new MyMath2();
		mm.a = 200L;
		mm.b = 300L;
		System.out.println(mm.add());
	}
	
}
